:root {
  --bg: #f6efe4;
  --bg-deep: #1d1714;
  --panel: rgba(255, 249, 241, 0.82);
  --panel-strong: rgba(255, 252, 247, 0.94);
  --panel-dark: rgba(28, 23, 20, 0.9);
  --ink: #211915;
  --muted: #66544b;
  --line: rgba(53, 34, 24, 0.12);
  --accent: #f06a4c;
  --accent-soft: #ffcf9f;
  --accent-deep: #9d3b2f;
  --shadow: 0 30px 80px rgba(63, 27, 11, 0.18);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at top, rgba(255, 232, 198, 0.95), transparent 35%),
    linear-gradient(180deg, #f7f0e4 0%, #efe6d9 46%, #e7ddd1 100%);
  font-family: "Avenir Next", "Helvetica Neue", sans-serif;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.page-shell {
  position: relative;
  overflow: hidden;
}

.ambient {
  position: absolute;
  border-radius: 999px;
  filter: blur(20px);
  opacity: 0.6;
  pointer-events: none;
}

.ambient-one {
  top: 120px;
  right: -140px;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(240, 106, 76, 0.32), transparent 70%);
}

.ambient-two {
  top: 760px;
  left: -160px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(255, 198, 122, 0.25), transparent 70%);
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0 10px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(66, 18, 6, 0.22);
}

.site-nav {
  display: inline-flex;
  gap: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--accent-deep);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: 34px;
  align-items: center;
  padding: 54px 0 48px;
}

.eyebrow,
.card-kicker,
.label,
.step-index {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow,
.card-kicker,
.label {
  color: var(--accent-deep);
}

.hero h1,
.section-heading h2,
.download-panel h2,
.principle-card h2 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.96;
}

.hero h1 {
  margin-top: 16px;
  max-width: 10ch;
  font-size: clamp(3rem, 6vw, 6.2rem);
}

.hero-text,
.download-text,
.feature-card p,
.principle-card p,
.step-card p,
.showcase-card figcaption {
  color: var(--muted);
  line-height: 1.65;
}

.hero-text {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: 1.08rem;
}

.hero-actions,
.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff8f3;
  background: linear-gradient(135deg, #ef5f45 0%, #cf513f 100%);
  box-shadow: 0 16px 40px rgba(172, 64, 43, 0.28);
}

.button-secondary {
  background: rgba(255, 251, 246, 0.6);
  border-color: rgba(93, 56, 36, 0.15);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 30px 0 0;
}

.hero-meta div,
.download-stat,
.feature-card,
.step-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.hero-meta div {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  box-shadow: 0 18px 40px rgba(92, 48, 22, 0.06);
}

.hero-meta dt {
  margin-bottom: 10px;
  font-size: 0.83rem;
  font-weight: 700;
  color: var(--accent-deep);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-meta dd {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.hero-visual {
  padding: 18px;
  border: 1px solid rgba(49, 24, 10, 0.12);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 248, 240, 0.92), rgba(245, 233, 220, 0.74));
  box-shadow: var(--shadow);
}

.window-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.window-dots {
  display: inline-flex;
  gap: 8px;
}

.window-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.window-dots span:nth-child(1) {
  background: #ff6058;
}

.window-dots span:nth-child(2) {
  background: #ffbd2d;
}

.window-dots span:nth-child(3) {
  background: #28c941;
}

.theme-switcher {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 252, 248, 0.75);
  border: 1px solid rgba(77, 44, 29, 0.12);
}

.theme-button {
  padding: 10px 16px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.theme-button.is-active {
  color: var(--ink);
  background: #fff6ef;
  box-shadow: 0 10px 20px rgba(92, 52, 30, 0.12);
}

.hero-shot {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(65, 30, 11, 0.12);
  background: #ebe0d2;
}

.hero-shot img {
  width: 100%;
  transition:
    opacity 180ms ease,
    transform 240ms ease;
}

.hero-shot img.is-swapping {
  opacity: 0.78;
  transform: scale(0.99);
}

.principles,
.feature-section,
.agent-section,
.showcase,
.workflow,
.download {
  padding: 48px 0;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.principle-card,
.download-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel-strong);
  box-shadow: 0 24px 60px rgba(87, 45, 21, 0.08);
}

.principle-card {
  padding: 26px;
}

.principle-card h2 {
  margin-top: 12px;
  font-size: clamp(1.7rem, 2vw, 2.35rem);
}

.section-heading {
  max-width: 720px;
}

.section-heading h2,
.download-panel h2 {
  margin-top: 12px;
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.feature-grid,
.workflow-steps,
.showcase-grid,
.download-meta {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
}

.agent-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 18px;
  margin-top: 24px;
}

.agent-copy,
.agent-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--panel-strong);
  box-shadow: 0 24px 60px rgba(87, 45, 21, 0.08);
}

.agent-copy {
  padding: 28px;
}

.agent-copy > p,
.agent-point p,
.agent-note {
  color: var(--muted);
  line-height: 1.65;
}

.agent-copy > p:first-of-type {
  margin-top: 0;
}

.agent-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.agent-point {
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 248, 241, 0.96), rgba(247, 237, 227, 0.92));
}

.agent-point h3 {
  margin: 0 0 10px;
  font-size: 1.06rem;
}

.agent-panel {
  padding: 26px;
  background:
    radial-gradient(circle at top right, rgba(240, 106, 76, 0.16), transparent 28%),
    linear-gradient(180deg, rgba(33, 26, 23, 0.98), rgba(24, 20, 18, 0.98));
  color: #f6eee7;
}

.tool-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tool-cloud span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 241, 227, 0.14);
  background: rgba(255, 246, 238, 0.08);
  color: #fff7f2;
  font-size: 0.92rem;
  font-weight: 700;
}

.agent-note {
  margin: 22px 0 0;
}

.feature-card {
  min-height: 210px;
  padding: 24px;
  border-radius: var(--radius-lg);
}

.feature-card h3,
.step-card h3 {
  margin: 10px 0 0;
  font-size: 1.22rem;
}

.showcase-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
}

.showcase-card {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(50, 31, 21, 0.12);
  background: rgba(255, 250, 244, 0.7);
  box-shadow: 0 24px 60px rgba(83, 41, 14, 0.1);
}

.showcase-card-dark {
  background: linear-gradient(180deg, rgba(34, 28, 24, 0.92), rgba(23, 18, 16, 0.92));
}

.showcase-card figcaption {
  padding: 18px 22px 22px;
}

.workflow-steps {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
}

.step-card {
  padding: 24px;
  border-radius: var(--radius-lg);
}

.step-index {
  color: var(--accent);
}

.download-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.9fr);
  gap: 24px;
  padding: 34px;
}

.download-text {
  max-width: 56ch;
  margin: 14px 0 0;
}

.download-meta {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-self: start;
}

.download-stat {
  padding: 20px;
  border-radius: var(--radius-lg);
}

.download-stat strong {
  display: block;
  margin-top: 10px;
  font-size: 1.16rem;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0 42px;
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 500ms ease,
    transform 500ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero,
  .download-panel,
  .agent-layout {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 12ch;
  }

  .feature-grid,
  .principles,
  .agent-points,
  .workflow-steps,
  .showcase-grid,
  .download-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero {
    padding-top: 28px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.6rem, 14vw, 4.4rem);
  }

  .hero-meta,
  .feature-grid,
  .principles,
  .agent-points,
  .workflow-steps,
  .showcase-grid,
  .download-meta {
    grid-template-columns: 1fr;
  }

  .window-chrome {
    flex-direction: column;
    align-items: flex-start;
  }

  .download-panel {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .button,
  .hero-shot img {
    transition: none;
  }
}